sleep and dreams: biological approach

Question 1

SCN

Answer 1

the suprachiasmatic nucleus is responsible for circadian rhythms including sleep and dreams

Question 2

REM sleep

Answer 2

REM sleep is where dreaming occurs (stage 4)

Question 3

NREM sleep

Answer 3

Non-Rem sleep is where the body replenishes

Question 4

strengths

Answer 4

• newborns sleep for longer than adults which may be because of rapid growth
• wounds heal slower on rats if they are sleep deprived which suggests sleep is essential for healing of wounds

Question 5

weaknesses

Answer 5

• the biological approach is limited, in that it ignores the role of thinking on sleep and dreams

Question 6

Salas and Gamaldo

Answer 6

showed recovery rates after surgery are improved with good sleep quality

Question 7

biochemistry

Answer 7

if biochemistry plays a role in sleep and dreams, treatment for sleep disorders should be biochemical

Question 8

applications of biological approach

Answer 8

the use of melatonin therapy for sleep disorders such as jet lag